201005120

素因数分解:

$2^6\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4519}}^1$

素因数の和:4675

約数の個数: 56

約数和(自身を含む): 482193600

約数和(自身を除く): 281188480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 139, 160, 278, 320, 556, 695, 1112, 1390, 2224, 2780, 4448, 4519, 5560, 8896, 9038, 11120, 18076, 22240, 22595, 36152, 44480, 45190, 72304, 90380, 144608, 180760, 289216, 361520, 628141, 723040, 1256282, 1446080, 2512564, 3140705, 5025128, 6281410, 10050256, 12562820, 20100512, 25125640, 40201024, 50251280, 100502560, 201005120]

約数ペア:

[(1, 201005120), (2, 100502560), (4, 50251280), (5, 40201024), (8, 25125640), (10, 20100512), (16, 12562820), (20, 10050256), (32, 6281410), (40, 5025128), (64, 3140705), (80, 2512564), (139, 1446080), (160, 1256282), (278, 723040), (320, 628141), (556, 361520), (695, 289216), (1112, 180760), (1390, 144608), (2224, 90380), (2780, 72304), (4448, 45190), (4519, 44480), (5560, 36152), (8896, 22595), (9038, 22240), (11120, 18076)]